hydrophone
"hydrophone" is a 10-letter English headword indexed on PlainSpell.
The verdict
“hydrophone” is uncommon English (frequency #94,972 among 23,837 “H” headwords), classed as a noun. The kind of spelling people second-guess.
- #94,972
- frequency rank, English
- 23,837
- “H” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - a transducer that converts underwater sound waves into electrical signals, rather like a microphone
| Property | Value |
|---|---|
| Headword | hydrophone |
| Language | English |
| Part of speech | Noun |
| Letters | 10 |
| Frequency rank | #94,972 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “hydrophone” sits in English frequency
Rare enough to double-check
hydrophone is uncommon English at frequency #94,972 among 23,837 “H” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "a transducer that converts underwater sound waves into electrical signals, rather like a microphone".
The misspelling generator found no plausible variants for hydrophone, since its letter pattern doesn't lend itself to common typo substitutions. We don't track a confusable pairing for this entry, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From hydro- + -phone. The correct English form is hydrophone, spelled H-Y-D-R-O-P-H-O-N-E.
Definition
- 1a transducer that converts underwater sound waves into electrical signals, rather like a microphone
Etymology
From hydro- + -phone.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “hydrophone”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is H-Y-D-R-O-P-H-O-N-E - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.